The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 10, 2016
Filed:
Jul. 18, 2014
Applicant:
Wisconsin Alumni Research Foundation, Madison, WI (US);
Inventors:
Zhenqiang Ma, Middleton, WI (US);
Jung-Hun Seo, Madison, WI (US);
Assignee:
Wisconsin Alumni Research Foundation, Madison, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01); H01S 5/187 (2006.01); H01S 5/42 (2006.01); H01S 5/183 (2006.01); H01S 5/042 (2006.01);
U.S. Cl.
CPC ...
H01S 5/187 (2013.01); H01S 5/042 (2013.01); H01S 5/183 (2013.01); H01S 5/423 (2013.01);
Abstract
Ultra compact DBRs, VCSELs incorporating the DBRs and methods for making the DBRs are provided. The DBRs are composed of a vertical reflector stack comprising a plurality of adjacent layer pairs, wherein each layer pair includes a layer of single-crystalline Group IV semiconductor and an adjacent layer of silicon dioxide.